Tell whether the survey method used is likely to result in a biased sample.
Question 1
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Question 2
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Question 3
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Tell whether the question is potentially biased.
Question 4
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Question 5
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Question 6
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REGENTS QUESTIONS
Question 7
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Question 8
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Question 9
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Question 10
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Question 11
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Question 12
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Question 13
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Question 14
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Question 15
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Question 16
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A bike club wants to gather information about biking conditions throughout a city. A survey for bike riders is posted on the club’s website.
Biased
Unbiased
A management company that owns several apartment buildings wants to gather information about tenant satisfaction with the condition of the apartments. They send a survey to 30 random tenants in each of the buildings.
Biased
Unbiased
A family wants to gather information from other residents on their street about forming a neighborhood watch. They survey every third house on both sides of the street.
Biased
Unbiased
Don’t you think that the lunch menu should include grilled chicken rather than pizza because chicken is healthier for you?
Biased
Unbiased
Do you think that the city’s excess revenue should be spent on road repairs or building a new sports stadium?
Biased
Unbiased
Do you prefer the ease of shopping online or the fun of going to the mall?
Biased
Unbiased
A school wants to add a coed soccer program. To determine student interest in the program, a survey will be conducted. In order to get an unbiased sample, which group should the school survey?
every third student entering the building
every member of the varsity football team
every member in Ms. Zimmer's drama class
every student having second-period French class
A survey is being conducted to determine which types of television programs people watch. Which survey and location combination would likely contain the most bias?
surveying 10 people who work in a sporting goods store.
surveying the first 25 people who enter a grocery store.
randomly surveying 50 people during the day in a mall.
randomly surveying 75 people during the day in a clothing store.
Which survey is least likely to contain bias?
surveying a sample of people leaving a movie theater to determine which flavor of ice cream is the most popular
surveying the members of a football team to determine the most watched TV sport
surveying a sample of people leaving a library to determine the average number of books a person reads in a year
surveying a sample of people leaving a gym to determine the average number of hours a person exercises per week
The yearbook staff has designed a survey to learn student opinions on how the yearbook could be improved for this year. If they want to distribute this survey to 100 students and obtain the most reliable data, they should survey
every third student sent to the office
every third student to enter the library
every third student to enter the gym for the basketball game
every third student arriving at school in the morning
A survey is to be conducted in a small upstate village to determine whether or not local residents should fund construction of a skateboard park by raising taxes. Which segment of the population would provide the most unbiased responses?
a club of local skateboard enthusiasts
senior citizens living on fixed incomes
a group opposed to any increase in taxes
every tenth person at least 18 years old
A school newspaper will survey students about the quality of the school’s lunch program. Which method will create the least biased results?
Twenty-five vegetarians are randomly surveyed.
Twenty-five students are randomly chosen from each grade level.
Students who dislike the school’s lunch program are chosen to complete the survey.
A booth is set up in the cafeteria for the students to voluntarily complete the survey.
Erica is conducting a survey about the proposed increase in the sports budget in the Hometown School District. Which survey method would likely contain the most bias?
Erica asks every third person entering the Hometown Grocery Store.
Erica asks every third person leaving the Hometown Shopping Mall this weekend.
Erica asks every fifth student entering Hometown High School on Monday morning.
Erica asks every fifth person leaving Saturday's Hometown High School football game.
A survey is being conducted to determine which school board candidate would best serve the Yonkers community. Which group, when randomly surveyed, would likely produce the most bias?
15 employees of the Yonkers school district
25 people driving past Yonkers High School
75 people who enter a Yonkers grocery store
100 people who visit the local Yonkers shopping mall
Which method of collecting data would most likely result in an unbiased random sample?
selecting every third teenager leaving a movie theater to answer a survey about entertainment
placing a survey in a local newspaper to determine how people voted in the 2004 presidential election
selecting students by the last digit of their school ID number to participate in a survey about cafeteria food
surveying honor students taking Calculus II to determine the average amount of time students in a school spend doing homework each night
Four hundred licensed drivers participated in the math club's survey on driving habits. The table below shows the number of drivers surveyed in each age group.
Which statement best describes a conclusion based on the data in the table?
It may be biased because no one younger than 16 was surveyed.
It would be fair because many different age groups were surveyed.
It would be fair because the survey was conducted by the math club students.
It may be biased because the majority of drivers surveyed were in the younger age intervals.
